Plastics

You are aware of many  plastic articles used in our day- to - day life. Make a list of such items and their uses.
Plastic is another polymer like the synthetic fibers. Plastics have different type of arrangement of units. In some it is linear whereas in other it is crossed linked. Plastics are available in all possible shapes and sizes. The fact is that plastics are easily mountable, i.e. can be shaped in any form. Plastic can be recycled, reused, colored, melted, rolled into sheets or made into wires. That is why they                                                                                              find such a variety of uses.

Plastic Are Poor Conductors

Why there is a plastic covering around the electric wires? It is used because plastic is a poor conductor of electricity. Handles of trying pans, cookers etc. are made of plastic material because these are poor conductors of heat.